Ruler



FIG. 1 is top, plan view of the ruler;

FIG. 2 is a rear view thereof;

FIG. 3 is a left, side view thereof;

FIG. 4 is a right, side view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a top, perspective view thereof. 

CLAIM The ornamental design of a ruler, shown and described. 